êμ?éêò??è???áD??ì?ê±￡???·￠éú×°???àí?μ?ò?×éê?A￡?C2H4o【】

2017-01-26 11:12:43 来源:91考试网作者:www.91exam.org 【大中小】

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????ìa êμ?éêò??è???áD??ì?ê±￡???·￠éú×°???àí?μ?ò?×éê?

A￡?C2H4oí O2
B￡?CO2oí Cl2

C￡?NH3oíO2
D￡?Cl2oíH2

????ìa êμ?éêò??è???áD??ì?ê±￡???·￠éú×°???àí?μ? ò?×éê?

A￡?C2H4oíO2
B￡?CO2oí Cl2

C￡?NH3oíO2
D￡?Cl2oíH2

±?ìa′e°?￡oC
±?ìa?a??￡o??

±?ìa?ùê???μ?￡o????ì?μ????ˉ?￠?é???￠?üê?ó?ê??ˉ??
±?ìa??ò×3ì?è￡o???òμ￥??

What's the use of running when you are on the wrong road? 路走错了，跑步又有何用?

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